feat: add animation for opening and closing OverlayComponent and optimize code

src/app/shared/components/overlay/overlay.component.html

@@ -1,5 +1,8 @@
-@if (overlayData) {
-<div class="overlay">
+<div
+  class="overlay"
+  [class.show]="shouldShowOverlay"
+  [class.closing]="isClosingAnimation"
+>
   <div class="overlay-content">
     @if (overlayType === "taskOverlay") {
     <app-task-overlay
@@ -18,7 +21,7 @@
       [overlayType]="overlayType"
       (closeDialogEmitter)="onCloseOverlay($event)"
     ></app-task-edit-overlay>
-    } @if (overlayType === "dialog") {
+    } @if (overlayType === "dialogOverlay") {
     <app-dialog-overlay
       [overlayData]="overlayData"
       [overlayType]="overlayType"
@@ -33,4 +36,3 @@
     }
   </div>
 </div>
-}

src/app/shared/components/overlay/overlay.component.scss

@@ -1,4 +1,7 @@
 .overlay {
+  display: flex;
+  justify-content: center;
+  align-items: center;
   position: fixed;
   top: 0;
   bottom: 0;
@@ -7,20 +10,38 @@
   width: 100vw;
   height: 100vh;
   backdrop-filter: blur(5px);
-  background-color: rgba($color: #000000, $alpha: 0.2);
-  display: flex;
-  justify-content: center;
-  align-items: center;
+  background-color: rgba(0, 0, 0, 0.2);
+  pointer-events: none;
+  transition: opacity 0.3s ease, backdrop-filter 0.3s ease;
   z-index: 999;
+  opacity: 0;
+
+  &.show {
+    opacity: 1;
+    pointer-events: auto;
+
+    & > .overlay-content {
+      transform: scale(1) translateY(0);
+      opacity: 1;
+      transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55),
+        opacity 0.4s ease-out;
+    }
   }
 
-.overlay-mobile {
-  position: fixed;
-  top: 0;
-  bottom: 0;
-  left: 0;
-  right: 0;
-  width: 100vw;
-  height: 100vh;
-  z-index: 999;
+  &.closing {
+    opacity: 0;
+    pointer-events: none;
+
+    & > .overlay-content {
+      transform: scale(0.95) translateY(20px);
+      opacity: 0;
+      transition: transform 0.4s ease-in, opacity 0.4s ease-out;
+    }
+  }
+}
+
+.overlay-content {
+  transform: scale(0.95) translateY(20px);
+  opacity: 0;
+  transition: transform 0.4s ease-out, opacity 0.4s ease-out;
 }

src/app/shared/components/overlay/overlay.component.ts

@@ -22,21 +22,31 @@ import { Subject, takeUntil } from 'rxjs';
   styleUrl: './overlay.component.scss',
 })
 export class OverlayComponent implements OnInit, OnDestroy {
-  overlayType: any;
-  overlayData: any;
+  overlayType:
+    | 'taskOverlay'
+    | 'taskOverlayEdit'
+    | 'newTaskOverlay'
+    | 'dialogOverlay'
+    | 'contactOverlay'
+    | null = null;
+  overlayData: any = null;
+  shouldShowOverlay = false;
+  isClosingAnimation = false;
 
   private destroy$ = new Subject<void>();
 
   constructor(private overlayService: OverlayService, private router: Router) {}
 
   /**
-   * Angular lifecycle hook that is called after the component's view has been fully initialized.
-   * Invokes `checkOverlayData` to subscribe to overlay data changes and update the component's state accordingly.
+   * Checks the overlay data observable from the OverlayService and subscribes to it.
    */
   ngOnInit(): void {
-    this.checkOverlayData();
+    this.listenToOverlayChanges();
   }
 
+  /**
+   * Emits an event to stop listening to the overlay data observable and unsubscribes from it.
+   */
   ngOnDestroy(): void {
     this.destroy$.next();
     this.destroy$.complete();
@@ -44,40 +54,46 @@ export class OverlayComponent implements OnInit, OnDestroy {
 
   /**
    * Subscribes to the overlay data observable from the OverlayService.
-   * Updates the component's `overlayType` and `overlayData` properties
-   * whenever new overlay data is emitted.
+   * Updates the overlay type and data when new data is received.
+   * Sets the overlay as visible with a slight delay if data is present.
+   * Marks the overlay as closing and invisible if no data is present.
    */
-  checkOverlayData() {
+  listenToOverlayChanges() {
     this.overlayService.overlayData$
       .pipe(takeUntil(this.destroy$))
       .subscribe((data) => {
         if (data) {
           this.overlayType = data.overlay;
           this.overlayData = data.data;
+          this.isClosingAnimation = false;
+          requestAnimationFrame(() => {
+            this.shouldShowOverlay = true;
+          });
+        } else {
+          this.isClosingAnimation = true;
+          this.shouldShowOverlay = false;
         }
       });
   }
 
   /**
-   * Emits an event to close the overlay and set the overlay type/data to the provided string.
-   * If the overlay type is 'dialog', navigates to the login route.
-   * @param emitter The string to be emitted, which will also be set as the overlay data.
+   * Closes the overlay by clearing the overlay data from the service.
+   * @param {boolean} close Indicates the close event.
    */
-  onCloseOverlay(emitter: boolean) {
-    this.overlayData = emitter;
+  onCloseOverlay(close: boolean) {
+    this.overlayData = close;
     this.overlayService.clearOverlayData();
   }
 
   @HostListener('document:click', ['$event'])
   /**
-   * Closes the contact edit overlay if the user clicks on the overlay background.
-   *
-   * @param event The MouseEvent triggered by a click action.
+   * If the event target is the overlay itself, the overlay is closed.
+   * @param {MouseEvent} event The event object passed from the document click event.
    */
-  checkOpenContactEdit(event: MouseEvent) {
+  onDocumentClick(event: MouseEvent) {
     const targetElement = event.target as HTMLElement;
 
-    if (targetElement === document.querySelector('.overlay')) {
+    if (targetElement && targetElement.classList.contains('overlay')) {
       this.onCloseOverlay(false);
     }
   }